21707983

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{379}}^1$

素因数の和:558

約数の個数: 16

約数和(自身を含む): 24514560

約数和(自身を除く): 2806577

約数列:

[1, 11, 41, 127, 379, 451, 1397, 4169, 5207, 15539, 48133, 57277, 170929, 529463, 1973453, 21707983]

約数ペア:

[(1, 21707983), (11, 1973453), (41, 529463), (127, 170929), (379, 57277), (451, 48133), (1397, 15539), (4169, 5207)]